<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <title>后盾人</title>
    <style>
        div {
            height: 900px;
            border: solid 1px #ddd;
        }

        div:target {
            color: red;

        }
    </style>
</head>

<body>
    <a href="#hdcms">hdcms</a>
    <div></div>
    <div id="hdcms">
        hdcms内容管理系统由后盾人推出
    </div>
</body>

</html>